sys/netinet/sctp_indata.c

318 	uint32_t gap, i, cumackp1;
332 	SCTP_CALC_TSN_TO_GAP(gap, tsn, asoc->mapping_array_base_tsn);
333 	if (!SCTP_IS_TSN_PRESENT(asoc->mapping_array, gap)) {
334 		SCTP_PRINTF("gap:%x tsn:%x\n", gap, tsn);
340 	SCTP_SET_TSN_PRESENT(asoc->nr_mapping_array, gap);
341 	SCTP_UNSET_TSN_PRESENT(asoc->mapping_array, gap);
348 			SCTP_CALC_TSN_TO_GAP(gap, i, asoc->mapping_array_base_tsn);
349 			if (SCTP_IS_TSN_PRESENT(asoc->mapping_array, gap)) {
1291 	uint32_t tsn, gap;
1331 	SCTP_CALC_TSN_TO_GAP(gap, tsn, asoc->mapping_array_base_tsn);
1332 	if (gap >= (SCTP_MAPPING_ARRAY << 3)) {
1336 	if (gap >= (uint32_t) (asoc->mapping_array_size << 3)) {
1338 		if (sctp_expand_mapping_array(asoc, gap)) {
1347 	if (SCTP_IS_TSN_PRESENT(asoc->mapping_array, gap) ||
1348 	    SCTP_IS_TSN_PRESENT(asoc->nr_mapping_array, gap)) {
1451 		SCTP_SET_TSN_PRESENT(asoc->nr_mapping_array, gap);
1572 		SCTP_SET_TSN_PRESENT(asoc->nr_mapping_array, gap);
1621 			SCTP_SET_TSN_PRESENT(asoc->nr_mapping_array, gap);
1654 		SCTP_SET_TSN_PRESENT(asoc->nr_mapping_array, gap);
1659 		SCTP_SET_TSN_PRESENT(asoc->mapping_array, gap);
2190 		/* is there a gap now ? */
2201 		    ((was_a_gap) && (is_a_gap == 0)) ||	/* was a gap, but no
2204 		    (is_a_gap) ||	/* is still a gap */
2223 				 * that would have been sent due to gap
2839 			/* This gap report is malformed, skip it. */
2843 			/* This gap report is not in order, so restart. */
4424 			 * validate the biggest_tsn_acked in the gap acks if
5112 	uint32_t new_cum_tsn, gap;
5137 	 * gap
5139 	SCTP_CALC_TSN_TO_GAP(gap, new_cum_tsn, asoc->mapping_array_base_tsn);
5141 	if (gap >= m_size) {
5142 		if ((long)gap > sctp_sbspace(&stcb->asoc, &stcb->sctp_socket->so_rcv)) {
5173 		for (i = 0; i <= gap; i++) {